Home / 15,194.08-22,716.19-12,879.91

Finding the Fourth Proportional to 15,194.08, 22,716.19 and 12,879.91

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Solution

The fourth proportional to 15,194.08, 22,716.19 and 12,879.91 is: 19,256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,194.08 : 22,716.19 = 12,879.91 : x
  2. Step 2: Convert to fraction form
    15,194.08/22,716.19 = 12,879.91/x
  3. Step 3: Cross multiply
    15,194.08x = 22,716.19 × 12,879.91
  4. Step 4: Simplify right side
    15,194.08x = 292,582,304.76
  5. Step 5: Solve for x
    x = 292,582,304.76/15,194.08
  6. Step 6: Final answer
    x = 19,256.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.